PITTSBURGH (AP) The Pittsburgh Steelers have signed Pro Bowl fullback Roosevelt Nix to a four-year contract.

The 25-year-old Nix played in all 16 games for the AFC North champions this season. Used primarily as a blocking back for All-Pro Le'Veon Bell, Nix did score the first two touchdowns of his career in 2017. He caught a pass from Ben Roethlisberger in a victory over Baltimore on Dec. 10 and added a one-yard touchdown run against Houston on Dec. 25.

Nix initially signed a reserve/futures contract with the Steelers in January, 2015 and gradually worked his way into a starting job. He's played 41 of a possible 48 regular season games during his time in Pittsburgh.

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